Common name for the music-based internet forums that accompany the sputnikmusic review site. Forums are known for 'bringing the lulz' and boasting the likes of semi-famous, obese, 'I know famous people, I swear it' Death n Taxes frontman, Jaylink.
I like to waste time posting crap on mx.
Ancient lulz in mx.
by himynameisblank December 15, 2007
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Top Definition
The gender neutral or gender queer formal pronoun, like Mr. or Mrs.
Pronounced "mix".
Person A: Hello (Ms./Mr.) Jones--

Person B: Actually, I go by Mx. Jones.
by Rhoslyn August 18, 2011
A shortened form of the word motocross.
MX Action Mag kicks ass.
by Deez Nuts September 08, 2004
the most kickass sport ever. - motocross
mx is life.
by 42mxchicky December 06, 2009
1. The forums at, as referred to by members of the site. This is as distinct from mx (small case), who is the site's admin. see also MXican.

2. A song by Deftones, from their Around the Fur album.
Dude, this one time, on MX... (the beginning of one of many MX stories doomed to not being understood by anyone outside the forums)
by sabdo February 08, 2004
another abbreviation for "Motocross"
My friend loves to ride MX!
by Kaz! May 31, 2005
An abbreviation used online of either Mexico or Mexican.
Cassandra grew up in mx so she's mx.
by PhantomSteve November 02, 2007
Mx is the best forum on the internet.
"Dude, did you know that Mx rules?"
by Esp Griffyn January 13, 2005

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